a = b= C= From a random sample of 25 days in a recent year, gasoline prices had a mean of 51.25 pesos and a standard deviation of 5.32 pesos. Construct a 99% confidence interval for the population mean. -* -<**** (*) a-b

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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a =
From a random sample of 25 days in a recent year, gasoline prices had a mean of 51.25 pesos and a standard deviation of 5.32
pesos. Construct a 99% confidence interval for the population mean.
b=
C=
a-b
b (²) < μ< e + s (8)
―
Transcribed Image Text:a = From a random sample of 25 days in a recent year, gasoline prices had a mean of 51.25 pesos and a standard deviation of 5.32 pesos. Construct a 99% confidence interval for the population mean. b= C= a-b b (²) < μ< e + s (8) ―
5
51.25
2.80
1.064
0.21
C2.9792
25
5.32
2.58
Transcribed Image Text:5 51.25 2.80 1.064 0.21 C2.9792 25 5.32 2.58
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